[X86] X86DAGToDAGISel::tryFoldLoad - assert root/parent pointers are …

…non-null. NFCI. Silences a static analyzer warning. llvm-svn: 372118
llvm · Sep 17, 2019 · f12a3da · f12a3da
1 parent c52a709
commit f12a3da
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp b/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
@@ -2581,6 +2581,7 @@ bool X86DAGToDAGISel::tryFoldLoad(SDNode *Root, SDNode *P, SDValue N,
                                   SDValue &Base, SDValue &Scale,
                                   SDValue &Index, SDValue &Disp,
                                   SDValue &Segment) {
+  assert(Root && P && "Unknown root/parent nodes");
   if (!ISD::isNON_EXTLoad(N.getNode()) ||
       !IsProfitableToFold(N, P, Root) ||
       !IsLegalToFold(N, P, Root, OptLevel))